@article{MZM_1989_46_2_a6,
     author = {Yu. A. Kaz'min},
     title = {A variant of the {Abel{\textendash}Goncharov} interpolation problem},
     journal = {Matemati\v{c}eskie zametki},
     pages = {59--65},
     year = {1989},
     volume = {46},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1989_46_2_a6/}
}